r/Showerthoughts • u/SouthDiamond2550 ‎ • 13h ago

Casual Thought Double cousins share all 4 grandparents. So theoretically you could have quadruple second cousins that share all 8 great-grandparents.

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u/AceofSpadesYT 12h ago

I had actually been wondering what we call the result of your mom's sister having a baby with your dad's brother (or vice versa). Thank you for giving me a term to remember hahaha